MAMMALIA. 241 
12. Canis. 13. Fenis. 14. Viverra. 15° 
Musteta. 16. Ursus. 17. DipELpPHIs. 
18. Tatpa. 19. Sorex. 20. Erinaceus. 
a i 
Fig. 67. 
i 8 ee eee eee 
p 1S 
«95056 cel Wg 
weit I Lt 
Skull of the Rhinoceros. 
"was not in every other respect the same as in 
the Class in which we shall leave them. They 
“ing sustained upon the watery element, include 
‘the most gigantic forms to be found in the 
‘whole animal creation.”—Regne Animal, 2nd 
Having thus given a brief exposition of the 
‘principles which have guided five of the most 
‘original writers on Natural History in their 
‘ptimary arrangement of Mammalia, we shall 
next subjoin a short tabular view of the genera 
or minor groups included by Linneus and 
Cuvier in their respective Orders. 
The System of Mammalia of Linnaeus, from 
the 12th edition of the ‘ Systema Nature.’ 
* A. Unguiculata. 
fs I. Primates. 
__ Fore teeth cutting; upper ones parallel, four; 
_laniaries solitary. Teats pectoral, two. Food, 
fruits, except a few which use animal food. 
1.Homo. 2.Simia. 3.Lemur. 4. Vezs- 
-PERTILIO. 
4 Il. Brora. 
_ Fore teeth none in either jaw. Feet with 
large nails. Food mostly vegetables. 5. Exx- 
| *PHAS. 6. Tricuecus. 7. Brapvypus. 8. Myr- 
MercopHaca. 9. Manis. 10. Dasypus. 
.. Ill. Ferra. 
_ Fore teeth conical, usually six in each jaw; 
taniaries long; molaries pointed, conical. 
Hood, carcasses and living prey. 11. Puoca. 
B VOL. 111. 
IV. Guires. y, 
Front teeth cutting, two in each jaW. Food, 
bark, roots, vegetables, which they erode or 
gnaw. 21.Hysrrix. 22. Lepus. 23. Cas- 
TOR. 24. Mus. 25. Scrurus. 26. Noc- 
TILIO. 
B. Ungulata. 
V. Pecora. 4 
Fore teeth cutting, many in the lower jaw, 
none inthe upper jaw. Feet bisulcate. Four sto- 
machs. Food, herbs, which they pluck, and 
afterwards ruminate. 27. CAMELUS. 28. 
Moscuus. 29. Cervus. 30. Capra. 31. 
Ovis. 32, Bos. 
VI. BELLUE. 
Fore teeth obtuse. Tread heavy. Food, 
vegetables. 33. Equus. 34. HiproporaMus. 
35. Sus. 36. Rarnoceros. 
C. Mautica. 
Vil. Crre. 
Teeth in some horny, in others bony. In 
place of Feet they have pectoral fins without 
claws ; and a horizontal flattened tail. Nostrils 
terminating in one or two fistulous apertures at 
the anterior and upper part of the head. Food, 
mollusca and fish. 37. Monovon. 38. Ba- 
LENA. 39. PuysererR. 40. DELPHINUS. 
The System of Mammalia of Cuvier, ac- 
cording to the 2nd Edition of the < Régne 
Animal.’ 
A. Unguiculata. 
With three kinds of teeth. 
I. Brmana. 
Sect. a. 
1. Homo. 
II. QuaDRUMANA. 
1. Simie, incisors four in each jaw, erect ; 
nails flattened. 
Fig. 68. 
a, Incisors; 6, canine or laniary ; c, false molars, 
premolars, or bicuspids ; d, true molars. 
a. Inhabiting the Old World; molars five 
on either side of each jaw. Puruecus, &c. 
f. Inhabiting the New World; molars six 
on either side of each jaw. Cersus, &c. 
2. Lemurini, incisors more than four either 
in the upper or lower jaw, procumbent. Ler- 
muR, &c. 
III. Carnivora. 
1. Cheiroptera, with membranous expansions 
between the fingers, and laterally between the 
extremities. 
a. Vespertiliones, with the bones of the an- 
terior extremity disproportionately elongated. 
Preropvs, ke. 
R 
